FR3082878B1 - Aube de turbomachine - Google Patents
Aube de turbomachine Download PDFInfo
- Publication number
- FR3082878B1 FR3082878B1 FR1855451A FR1855451A FR3082878B1 FR 3082878 B1 FR3082878 B1 FR 3082878B1 FR 1855451 A FR1855451 A FR 1855451A FR 1855451 A FR1855451 A FR 1855451A FR 3082878 B1 FR3082878 B1 FR 3082878B1
- Authority
- FR
- France
- Prior art keywords
- blade
- dawn
- turbomachine
- turbomachine dawn
- side face
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/141—Shape, i.e. outer, aerodynamic form
- F01D5/142—Shape, i.e. outer, aerodynamic form of the blades of successive rotor or stator blade-rows
- F01D5/143—Contour of the outer or inner working fluid flow path wall, i.e. shroud or hub contour
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
- F01D5/3015—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type with side plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3023—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3023—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses
- F01D5/303—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/32—Application in turbines in gas turbines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/80—Platforms for stationary or moving blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/70—Shape
- F05D2250/71—Shape curved
- F05D2250/711—Shape curved convex
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/70—Shape
- F05D2250/71—Shape curved
- F05D2250/712—Shape curved concave
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Architecture (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
L'invention concerne une aube (1) comprenant successivement selon un axe radial (Z), un pied (12) et une pale (10) présentant un extrados (103) et un intrados (105). Le pied (12) comprend au moins une face latérale concave (121) du côté de l'intrados (105) et une face latérale convexe (122) du côté de l'extrados (103), chacune avec au moins deux portions sensiblement planes (125a, 125b, 126a, 126b) et non parallèles l'une par rapport à l'autre.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1855451A FR3082878B1 (fr) | 2018-06-20 | 2018-06-20 | Aube de turbomachine |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1855451 | 2018-06-20 | ||
FR1855451A FR3082878B1 (fr) | 2018-06-20 | 2018-06-20 | Aube de turbomachine |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3082878A1 FR3082878A1 (fr) | 2019-12-27 |
FR3082878B1 true FR3082878B1 (fr) | 2021-06-04 |
Family
ID=63557640
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1855451A Active FR3082878B1 (fr) | 2018-06-20 | 2018-06-20 | Aube de turbomachine |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR3082878B1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3107551B1 (fr) * | 2020-02-20 | 2022-08-12 | Safran Aircraft Engines | Aube de turbine |
KR20240037747A (ko) * | 2022-09-15 | 2024-03-22 | 두산에너빌리티 주식회사 | 블레이드, 이를 포함하는 회전 기계 및 가스 터빈, 블레이드의 설치 방법 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4781534A (en) * | 1987-02-27 | 1988-11-01 | Westinghouse Electric Corp. | Apparatus and method for reducing windage and leakage in steam turbine incorporating axial entry blade |
US6558121B2 (en) * | 2001-08-29 | 2003-05-06 | General Electric Company | Method and apparatus for turbine blade contoured platform |
US8257045B2 (en) * | 2008-08-15 | 2012-09-04 | United Technologies Corp. | Platforms with curved side edges and gas turbine engine systems involving such platforms |
US20110200430A1 (en) * | 2010-02-16 | 2011-08-18 | General Electric Company | Steam turbine nozzle segment having arcuate interface |
US8961135B2 (en) * | 2011-06-29 | 2015-02-24 | Siemens Energy, Inc. | Mateface gap configuration for gas turbine engine |
-
2018
- 2018-06-20 FR FR1855451A patent/FR3082878B1/fr active Active
Also Published As
Publication number | Publication date |
---|---|
FR3082878A1 (fr) | 2019-12-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR3082878B1 (fr) | Aube de turbomachine | |
US9255483B2 (en) | Locking blade for a rotor | |
RU2008124155A (ru) | Ступица задней опоры турбины низкого давления, содержащая ребра жесткости, предназначенные для перераспределения напряжений | |
FR3107724B1 (fr) | Rotor de soufflante à aubes à calage variable et turbomachine équipée d’un tel rotor | |
FR2999151B1 (fr) | Pale d'helice pour turbomachine | |
FR3043428B1 (fr) | Aube de redresseur de turbomachine | |
FR3060065B1 (fr) | Ensemble de pieces de turbomachine avec une aube de soufflante a plateforme integree et turbomachine correspondante | |
FR3015553B1 (fr) | Aube comprenant une echasse, munie d'une seule portion en depression | |
EP0864758A3 (fr) | Rouet pour pompes à turbines pourvu d'aubes avec un profil amélioré | |
FR3045710B1 (fr) | Bouclier de bord d'attaque | |
FR3085415B1 (fr) | Aube comprenant une structure en materiau composite et une coque metallique | |
FR3049573B1 (fr) | Commande d'aeronef comprenant une pedale amelioree | |
FR3090449B1 (fr) | preforme avec un renfort fibreux tisse en une seule piece pour plateforme inter aube | |
FR3087830B1 (fr) | Aube comprenant une structure en materiau composite et une piece de raidissement metallique | |
FR3063119B1 (fr) | Ensemble de pieces de turbomachine et turbomachine correspondante | |
FR3052805B1 (fr) | Disque aubage monobloc ameliore, partie tournante d'une turbomachine comprenant un tel disque et turbomachine associee | |
FR3081914B1 (fr) | Aube de soufflante en materiau composite avec grand jeu integre | |
FR3107723B1 (fr) | Aube de rotor de turbomachine | |
FR3124823B1 (fr) | Encoche de verouillage de clinquant d’aube | |
FR3106848B1 (fr) | Aube de turbomachine avec bouclier de bord d’attaque | |
FR3089258B1 (fr) | Soufflante comprenant une plateforme inter-aubes fixée radialement par une tôle de protection sacrificielle | |
FR3091553B1 (fr) | Aube destinée à être montée sur un disque de rotor d’une turbomachine | |
FR3102506B1 (fr) | Aube avec organe d’étanchéité amélioré | |
FR3074518B1 (fr) | Liaison entre un distributeur en composite a matrice ceramique et un support metallique d'une turbine de turbomachine | |
FR3055145B1 (fr) | Secteur angulaire d'aube de stator de turbomachine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 2 |
|
PLSC | Publication of the preliminary search report |
Effective date: 20191227 |
|
PLFP | Fee payment |
Year of fee payment: 3 |
|
PLFP | Fee payment |
Year of fee payment: 4 |
|
PLFP | Fee payment |
Year of fee payment: 5 |
|
PLFP | Fee payment |
Year of fee payment: 6 |
|
PLFP | Fee payment |
Year of fee payment: 7 |